/* ========== Limitless Web — main.css (v2.3) ========== */
*,
*::before,
*::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; overflow-x: hidden; }
html:focus-within { scroll-behavior: smooth; }
body { min-height: 100%; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial; background:#0B0F19; color:#E6EAF2; line-height:1.6; }

:root {
  --bg: #0B0F19; --bg-alt: #0f1626; --text: #E6EAF2; --muted:#9AA3B2;
  --card:#121a2c; --line:#1e2a44; --primary:#7B5CFF; --secondary:#00D1FF;
  --shadow: 0 10px 24px rgba(0,0,0,.28); --radius:16px;
}

.container { width:min(1120px,92vw); margin:0 auto; }
.skip-link { position:absolute; left:-9999px; }

/* Header */
.header { position:sticky; top:0; z-index:50; backdrop-filter: blur(10px); background: color-mix(in srgb, var(--bg) 80%, transparent); border-bottom:1px solid var(--line); }
.header__inner { display:grid; grid-template-columns:auto 1fr auto; align-items:center; gap:16px; padding:12px 0; }
.nav { justify-self:end; position: relative; }
.nav__toggle { background:none; border:1px solid var(--line); padding:8px 12px; border-radius:10px; color:var(--text); }
.nav__list { display:flex; gap:20px; list-style:none; padding:0; margin:0; }
.nav__list a { text-decoration:none; color:var(--muted); font-weight:600; }
.nav__list a:hover { color:var(--text); }

.only-desktop { display: inline-flex; }
@media (max-width:860px){
  .only-desktop{ display:none !important; }
  .header__inner { grid-template-columns: auto 1fr; }
  .nav__list{ display:none; position:absolute; right:0; top: calc(100% + 8px); flex-direction:column; background:var(--card); border:1px solid var(--line); padding:12px; border-radius:12px; box-shadow:var(--shadow); z-index:100; width:max-content; min-width: 180px; }
  .nav__list.open{ display:flex; }
}

/* Brand */
.brand { display:flex; align-items:center; gap:10px; text-decoration:none; color:inherit; font-weight:800; letter-spacing:.2px; }
.brand__mark { filter: drop-shadow(0 10px 20px rgba(0,0,0,.4)); }
.brand__name b { background: linear-gradient(90deg, var(--primary), var(--secondary)); -webkit-background-clip:text; background-clip:text; color:transparent; }

/* Buttons */
.btn { display:inline-flex; align-items:center; justify-content:center; gap:10px; padding:14px 18px; border-radius:14px; border:none; font-weight:700; cursor:pointer; text-decoration:none; transition: transform .18s ease, box-shadow .18s ease; }
.btn--primary { background: linear-gradient(135deg, var(--primary), var(--secondary)); color:#fff; box-shadow:0 8px 18px rgba(123,92,255,.25); }
.btn--ghost { background: transparent; color: var(--text); border:1px solid var(--line); }
.btn--small { padding:10px 12px; border-radius:12px; font-weight:700; }
.btn--magnetic { position:relative; overflow:hidden; }
.btn--magnetic::after { content:""; position:absolute; inset:0; background: radial-gradient(120px 120px at var(--mx,50%) var(--my,50%), rgba(255,255,255,.13), transparent 60%); opacity:0; transition: opacity .2s; }
.btn--magnetic:hover::after { opacity:1; }

/* HERO */
.hero { position:relative; padding: 72px 0 24px; background: radial-gradient(1000px 600px at 70% -10%, rgba(123,92,255,.2), transparent), radial-gradient(900px 700px at 10% 110%, rgba(0,209,255,.18), transparent); }
.hero__bg img { width:100%; height: clamp(300px, 46vw, 680px); object-fit:cover; border-radius:36px; opacity:.6; filter:saturate(1.12) contrast(1.04) blur(1px); position:absolute; inset:0 0 auto 0; z-index:-1; margin:auto; }
.hero__content { text-align:center; padding-top: clamp(40px, 8vw, 100px); }
.hero__title { font-size: clamp(2.4rem, 6vw, 5rem); margin: 0 0 12px; line-height:1.05; letter-spacing:-1.2px; }
.shimmer { background: linear-gradient(90deg, var(--text), #a7b3c6 40%, var(--text) 60%); -webkit-background-clip:text; background-clip:text; color:transparent; background-size:200% 100%; animation: shimmer 6s linear infinite; }
@keyframes shimmer { 0%{ background-position:200% 0;} 100%{ background-position:-200% 0;} }
.hero__subtitle { color:var(--muted); font-size: clamp(1rem, 2.2vw, 1.2rem); margin-bottom:18px; }
.hero__cta { display:flex; gap:12px; justify-content:center; margin-bottom:26px; }
.form { background: var(--card); border:1px solid var(--line); border-radius:18px; padding:18px; box-shadow: var(--shadow); }
.form--hero { margin:0 auto; max-width: 720px; }
.form__title { margin:0 0 12px; font-size:1.15rem; }
.form__row { display:flex; flex-direction:column; gap:8px; margin-bottom:12px; }
.form__row label { font-weight:700; }
.form__row input, .form__row textarea, .form__row select { background: color-mix(in srgb, var(--bg) 82%, white 18%); border:1px solid var(--line); color:var(--text); padding:12px 14px; border-radius:12px; outline:none; resize:vertical; }
.form__row input:focus, .form__row textarea:focus, .form__row select:focus { border-color: color-mix(in srgb, var(--secondary) 60%, var(--primary) 40%); box-shadow: 0 0 0 4px rgba(0,209,255,.15); }
.form__actions { display:flex; gap:12px; align-items:center; flex-wrap:wrap; }
.form__actions--hero { display: grid; grid-template-columns: auto 1fr; align-items:center; gap: 16px; }
.form__privacy { color: var(--muted); font-size:.92rem; }
.form__privacy--hero { margin-top: 10px; text-align: left; }
@media (max-width:600px){
  .form__actions--hero { grid-template-columns: 1fr; }
}

.trust--hero { margin-top: 28px; }
.trust__list { display:flex; flex-wrap:wrap; gap:10px; list-style:none; padding:0; margin:0; justify-content:center; }
.chip { background: color-mix(in srgb, var(--bg) 85%, white 15%); border:1px solid var(--line); color:var(--text); padding: 8px 10px; border-radius:999px; font-weight:700; font-size:.95rem; }

/* Sections & spacing */
.section { position:relative; }
.section--pad { padding: 88px 0; }
.section--alt { padding: 88px 0; background: var(--bg-alt); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.section__header h2 { font-size: clamp(1.6rem, 4vw, 2.4rem); margin:0; }
.section__header p { color:var(--muted); margin:.3rem 0 1.2rem; }
.grid { display:grid; gap: 24px; }
.grid + .grid { margin-top: 18px; }
.grid--2 { grid-template-columns: repeat(2,1fr); }
.grid--3 { grid-template-columns: repeat(3,1fr); }
@media (max-width: 960px){ .grid--2, .grid--3 { grid-template-columns: 1fr; } }

/* Cards */
.card { background: var(--card); border:1px solid var(--line); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); }
.card.mini { padding:14px; }
.list { padding-left: 18px; }
.list--check li{ position:relative; padding-left:22px; }
.list--check li::before{ content:"✓"; position:absolute; left:0; color:#00D1FF; font-weight:900; }
.lift{ transition: transform .18s ease, box-shadow .18s ease; }
.lift:hover{ transform: translateY(-3px); box-shadow:0 14px 26px rgba(0,0,0,.30); }
.subtle-cards .card { background: color-mix(in srgb, var(--bg) 88%, white 12%); }

/* Stats */
.stats { display:grid; grid-template-columns: repeat(3, 1fr); gap:14px; }
.stat { background:var(--card); border:1px solid var(--line); border-radius:14px; padding:16px; text-align:center; }
.stat__num { display:block; font-weight:900; font-size: clamp(1.8rem, 5vw, 2.6rem); background: linear-gradient(135deg, var(--secondary), var(--primary)); -webkit-background-clip:text; background-clip:text; color:transparent; line-height:1.1; }
.stat__label { color:var(--muted); font-weight:700; }
.note { color:var(--muted); margin-top: 8px; font-size:.92rem; }
@media (max-width:960px){ .stats{ grid-template-columns:1fr; }}

/* Realizacje */
.case-filter { display:flex; flex-wrap:wrap; gap: 8px; margin-bottom: 14px; }
.case-grid { display:grid; grid-template-columns: repeat(3, 1fr); gap:16px; }
.case { border:1px solid var(--line); background:var(--card); border-radius:14px; overflow:hidden; }
.case img { width: 100%; aspect-ratio: 1/1; object-fit: cover; display:block; }
.case figcaption { padding:10px 12px; color:var(--muted); }
@media (max-width:960px){ .case-grid{ grid-template-columns:1fr; } }

/* Slider (Opinie) */
.slider { position: relative; overflow: hidden; }
.slider__viewport { overflow:hidden; }
.slider__track { display:flex; gap:16px; transition: transform .5s ease; will-change: transform; }
.slide { min-width: min(520px, 80vw); }
.slider__btn { position:absolute; top:50%; transform: translateY(-50%); border:1px solid var(--line); background: var(--card); color:var(--text); width:36px; height:36px; border-radius:8px; display:grid; place-items:center; cursor:pointer; z-index:5; }
.slider__btn--prev { left: 8px; } .slider__btn--next { right: 8px; }

/* Mobile slider adjustments */
@media (max-width: 640px){
  .slide { flex: 0 0 100%; min-width: 100%; }
  .slider__btn { display:none; }
  .slider__bottom { display:flex; justify-content:center; gap:12px; margin-top: 12px; }
  .btn-nav { border:1px solid var(--line); background:var(--card); color:var(--text); width:42px; height:36px; border-radius:10px; display:grid; place-items:center; }
}
@media (min-width: 641px){
  .slider__bottom { display:none; }
}

/* FAQ */
.accordion details { background: var(--card); border:1px solid var(--line); border-radius:12px; padding: 0; overflow: hidden; }
.accordion details + details { margin-top: 10px; }
.accordion summary { list-style: none; cursor: pointer; padding: 14px 16px; font-weight: 800; display:flex; align-items:center; justify-content: space-between; }
.accordion summary::-webkit-details-marker { display: none; }
.accordion summary::after { content: ""; width: 10px; height: 10px; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: rotate(-45deg); transition: transform .25s ease; }
.accordion details[open] summary::after { transform: rotate(45deg); }
.accordion__content { padding: 0 16px 14px; color: var(--muted); }

/* Footer */
.footer { border-top:1px solid var(--line); padding:28px 0; }
.footer__inner { display:grid; grid-template-columns: 1fr auto auto; gap:20px; align-items:center; }
.footer__nav { display:flex; gap:14px; } .footer__nav a { color:var(--muted); text-decoration:none; }
.footer__nav a:hover { color:var(--text); }
.link { background:none; border:none; padding:0; color: #00D1FF; cursor: pointer; text-decoration:underline; }

/* Cookie modal */
.cookie-modal { position: fixed; inset:0; display:grid; place-items:center; background: rgba(0,0,0,.6); z-index: 1000; }
.cookie-modal[hidden] { display:none; }
.cookie-modal__card { width: min(680px, 92vw); background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 20px; box-shadow: var(--shadow); }
.cookie-modal__logo { display:flex; align-items:center; gap: 8px; margin-bottom: 4px; }
.cookie-modal__actions { display:flex; gap: 10px; margin-top: 12px; }
.cookie-modal__meta { color: var(--muted); font-size: .92rem; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(12px); transition: opacity .5s ease, transform .5s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* Not found */
.notfound { display:grid; place-items:center; min-height: 100vh; background: var(--bg); }
.nf { text-align:center; } .nf h1 { font-size: 6rem; margin: 0 0 10px; } .nf p { color: var(--muted); margin-bottom: 16px; }

@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

/* v2.4: prevent header CTA stretching to full width */
.header__inner > .only-desktop { justify-self: center; min-width: max-content; }
@media (max-width: 860px) {
  .header__inner > .only-desktop { display: none !important; }
}

/* Square media wrapper for Realizacje (robust across browsers) */
.case__media { position: relative; width: 100%; overflow: hidden; border-bottom: 1px solid var(--line); }
.case__media::before { content: ""; display: block; padding-top: 100%; } /* square placeholder */
.case__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }